if i use the cording below replace the cording that i post previously:-

$destination_dir = 'home/admin';
$destination_file = $uploaddir . basename($_FILES['file']['name']);
if (move_uploaded_file($source_file, $destination_file)) {
print "Received {$_FILES['file']['name']} - its size is {$_FILES['file']['size']}";
} else {
print "Upload failed!";
}

it give me a successful message showing that the file upload successfully. but if i try to search the file in /home/admin dir in linux....there were no files there.is my upload file works and where do i check for the uploaded files. help me plz..